20366776

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1559}}^1$

素因数の和:1659

約数の個数: 32

約数和(自身を含む): 40435200

約数和(自身を除く): 20068424

約数列:

[1, 2, 4, 8, 23, 46, 71, 92, 142, 184, 284, 568, 1559, 1633, 3118, 3266, 6236, 6532, 12472, 13064, 35857, 71714, 110689, 143428, 221378, 286856, 442756, 885512, 2545847, 5091694, 10183388, 20366776]

約数ペア:

[(1, 20366776), (2, 10183388), (4, 5091694), (8, 2545847), (23, 885512), (46, 442756), (71, 286856), (92, 221378), (142, 143428), (184, 110689), (284, 71714), (568, 35857), (1559, 13064), (1633, 12472), (3118, 6532), (3266, 6236)]